package com.vpen.blog.config.security;

import com.fasterxml.jackson.databind.ObjectMapper;
import com.vpen.blog.common.ReturnResult;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.AuthenticationEntryPoint;
import org.springframework.stereotype.Component;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;

/**
 * -@Version 1.0
 * -@Author:Vpen
 * -@Date:2021/7/8 21:02
 * -@Content:未登录或者token失效，自定义返回结果
 */
@Component
public class RestAuthorizationEntryPoint implements AuthenticationEntryPoint {
    @Override
    public void commence(HttpServletRequest request,
                         HttpServletResponse response,
                         AuthenticationException authException) throws IOException, ServletException {
        response.setCharacterEncoding("UTF-8");
        response.setContentType("application/json");
        PrintWriter out = response.getWriter();
        ReturnResult result = ReturnResult.getInstance().fail("你好弱，权限不足,w(ﾟДﾟ)w");
        result.setCode(401);
        out.write(new ObjectMapper().writeValueAsString(result));
        out.flush();
        out.close();
    }
}
